• 1 Post
  • 76 Comments
Joined 7 months ago
cake
Cake day: November 26th, 2023

help-circle



















  • Bronco1676@lemmy.mlto196@lemmy.blahaj.zoneRule
    link
    fedilink
    arrow-up
    0
    ·
    4 months ago

    196 is a square number, the square of 14. As the square of a Catalan number, it counts the number of walks of length 8 in the positive quadrant of the integer grid that start and end at the origin, moving diagonally at each step. It is part of a sequence of square numbers beginning 0, 1, 4, 25, 196, … in which each number is the smallest square that differs from the previous number by a triangular number.