23982

Appears in sequences

• G:=1/product((1-x^(3k-2))*(1-x^(3k-1))^2*(1-x^(3k))^3,k=1..infinity).at n=23A029864
• Numerator of Euler(n, 2/23).at n=4A156897
• a(n) = (2*n^3 + 5*n^2 + 5*n)/2.at n=27A162267
• 6 times centered hexagonal numbers: 18*n*(n+1) + 6.at n=36A164016
• Numbers that are 4-digit palindromes in at least 2 bases.at n=30A180453
• The number of P-positions in the game of Nim with up to four piles, allowing for piles of zero, such that the total number of objects in all piles doesn't exceed 2n.at n=34A237686
• The sum of denominators of unreduced mediants in Farey sequences of orders 1,2,..,n.at n=24A248832
• Numbers n such that Bernoulli number B_{n} has denominator 1806.at n=33A272139
• Triangle read by rows: T(n,k) is the number of unlabeled simple graphs with n vertices and treedepth k.at n=42A387046