1814401

Appears in sequences

• Smallest positive integer of the form (m!+n)/n.at n=21A139148
• a(n) = (n!+2)/2.at n=8A139149
• a(n) = A136156(n) + 1.at n=21A139170
• a(n) = 5*n! + 1.at n=9A173319
• From the coefficients (times n!) of the expansion of the Sum_{k>=1} cos(x^k).at n=5A176474
• Sum of distinct terms of A002674: a(0) = 0, a(2n) = A255411(A153880(a(n))), a(2n+1) = 1+A255411(A153880(a(n))).at n=17A275959
• Solution of the complementary equation a(n) = a(n-1)*b(n-2) - n, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4.at n=9A294384
• Expansion of e.g.f. Sum_{k>=1} (cosh(x^k) - 1) (even powers only).at n=4A330255
• Triangular array read by rows: T(n,k) = n!*k + 1, n >= 1, 1 <= k <= n.at n=40A362777