34086

Appears in sequences

• 4-dimensional analog of centered polygonal numbers.at n=17A006323
• Expansion of (1+2*x)/((1+x)*(1-x^2-x^3)).at n=39A098601
• G.f.: 1/p(x), where p(x) = degree 22 Salem polynomial p(x) = x^22 + x^21 - x^19 - 2*x^18 - 3*x^17 - 3*x^16 - 2*x^15 + 2*x^13 + 4*x^12 + 5*x^11 + 4*x^10 + 2*x^9 - 2*x^7 - 3*x^6 - 3*x^5 - 2*x^4 - x^3 + x + 1.at n=38A143419
• Positive integers m such that pi(m^3) = pi(j^3) + pi(k^3) for some 0 < j <= k < m.at n=28A262409
• Number of nX4 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1s.at n=4A296735
• Number of n X 5 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1's.at n=3A296736
• T(n,k) = Number of n X k 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1's.at n=31A296739
• T(n,k) = Number of n X k 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1's.at n=32A296739
• Positive integers k having no duplicated digit such that concatenating all successive absolute differences between two successive digits of k produces a divisor of k.at n=90A338641
• G.f. A(x) satisfies: 0 = Sum_{n=-oo..+oo} x^(n^2) * (x^n - A(x))^(n+1).at n=11A355863