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u/Super_M13

8,195 post karma · 6,449 comment karma · joined Oct 2025 · moderator

  1. 3points

    Day 168 of making patterns on 13×13×13 Rubik's Cube (i.redd.it) [Art]

    submitted 10h ago by u/Super_M13 to r/the13universe

    1 comments · source

  2. 36points

    1 year completed! (i.redd.it) [New Streak Achievement]

    submitted 8d ago by u/Super_M13 to r/redditstreak

    12 comments · source

  3. 3points

    Day 167 of making patterns on 13×13×13 Rubik's Cube (i.redd.it) [Art]

    submitted 1d ago by u/Super_M13 to r/the13universe

    0 comments · source

  4. 23points

    Dang, 68? (i.redd.it)

    submitted 1d ago by u/Super_M13 to r/justicefor68

    1 comments · source

  5. 3points

    Day 166 of making patterns on 13×13×13 Rubik's Cube (i.redd.it) [Art]

    submitted 2d ago by u/Super_M13 to r/the13universe

    3 comments · source

  6. 13points

    Both tier 5 tanks by the way (i.redd.it) [Meme/Humor]

    submitted 2d ago by u/Super_M13 to r/Arrasio

    15 comments · source

  7. 4points

    Day 165 of making patterns on 13×13×13 Rubik's Cube (i.redd.it) [Art]

    submitted 3d ago by u/Super_M13 to r/the13universe

    1 comments · source

  8. 26points

    Arms Race got a massive update! (old.reddit.com) [Image]

    submitted 3d ago by u/Super_M13 to r/Arrasio

    21 comments · source

  9. 2points

    The comment IDs are now 13 characters long (i.redd.it) [13]

    submitted 4d ago by u/Super_M13 to r/the13universe

    0 comments · source

Super_M13 1 points · 9h ago

Here's the other side of this pattern:

https://preview.redd.it/rui373gqc8yh1.png?width=1016&format=png&auto=webp&s=34e9c06dcdecae153de67626cf61b763bfefadcd

Super_M13 3 points · 9h ago

Day 198 of linking the daily natural number to 13:

198 is the 13th number n such that n2+13 and n2+132 are primes:

2, 10, 12, 28, 42, 60, 68, 108, 110, 122, 142, 180, 198, ... (OEIS A176978)

1982+13=39217 (4129th prime number) and 1982+132=39373 (4146th prime number)

Super_M13 11 points · 10h ago

Darn

Super_M13 2 points · 11h ago

Darn

Super_M13 2 points · 1d ago

Day 197 of linking the daily natural number to 13:

197 is the 13th prime which is palindrome in 3 or more bases (OEIS A087166):

  1. 17 = 11₁₆=101₄=10001₂
  2. 31 = 11₃₀=111₅=11111₂
  3. 67 = 11₆₆=151₆=232₅
  4. 73 = 11₇₂=111₈=1001001₂
  5. 107 = 11₁₀₆=212₇=1101011₂
  6. 109 = 11₁₀₈=131₉=414₅
  7. 127 = 11₁₂₆=151₉=1111111₂
  8. 151 = 11₁₅₀=151₁₀=12121₃
  9. 157 = 11₁₅₆=111₁₂=313₇
  10. 173 = 11₁₇₂=212₉=20102₃
  11. 181 = 11₁₈₀=131₁₂=181₁₀
  12. 191 = 11₁₉₀=191₁₀=232₉=515₆
  13. 197 = 11₁₉₆=101₁₄=525₆
Super_M13 12 points · 1d ago

Darn

Super_M13 2 points · 1d ago

Darn

Super_M13 3 points · 2d ago

Here's how I made this pattern:

https://preview.redd.it/lqzs7oxo4uxh1.png?width=1037&format=png&auto=webp&s=9b0d7be2dd3f16181bfb16e20a7a048cec375604

Super_M13 2 points · 2d ago

Day 196 of linking the daily natural number to 13:

196 is the 13th natural number whose number of divisors is a power of an odd prime:

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 169, 196, ... (OEIS A387918)

196 has 32 divisors: 1, 2, 4, 7, 14, 28, 49, 98, 196

Super_M13 3 points · 2d ago

Happy cake day!

Super_M13 7 points · 2d ago

Darn

Super_M13 1 points · 2d ago

Darn

Super_M13 2 points · 3d ago

Day 195 of linking the daily natural number to 13:

195 is the 13th number representable as xy×y+y, where x>1 and y>1 are integers (OEIS A249989):

  1. 10=22×2+2
  2. 20=32×2+2
  3. 27=23×3+3
  4. 34=42×2+2
  5. 52=52×2+2
  6. 68=24×4+4
  7. 74=62×2+2
  8. 84=33×3+3
  9. 100=72×2+2
  10. 130=82×2+2
  11. 164=92×2+2
  12. 165=25×5+5
  13. 195=43×3+3

Also, 195=13×15

Super_M13 10 points · 3d ago

Darn

Super_M13 4 points · 3d ago

A lot of people use Ganger as well. It's basically Headman but faster drones in exchange for a slower reload.

Super_M13 1 points · 3d ago

Darn