1162300833

Appears in sequences

• "BIK" (reversible, indistinct, unlabeled) transform of 2,2,2,2...at n=19A032124
• Let G_n be the elementary Abelian group G_n = (C_3)^n; a(n) is the number of times the number 1 appears in the character table of G_n.at n=9A061253
• a(1) = a(2) = 1, a(3) = 9; for n > 3, a(n) = 3*a(n-1) - 3*a(n-2) + 9*a(n-3).at n=19A101990
• Expansion of (2*x-1)*(x-1)*x / ((3*x-1)*(3*x^2-1)).at n=20A122008
• Inverse binomial transform of (A113405 preceded by 0).at n=21A133474
• Number of (n+1) X (2+1) 0..1 arrays with each row and column divisible by 3, read as a binary number with top and left being the most significant bits.at n=19A262326