195677

Properties

Appears in sequences

• Expansion of layer susceptibility series for square lattice.at n=13A007288
• Table T(m,n) = (3^m + 5^n)/2, for m, n = 0, 2, 4, 6, ... read by antidiagonals downwards.at n=31A081458
• Expansion of (1 + x)/(1 - x^2 - 2*x^5).at n=43A237714
• a(n) is the least nonnegative number that can be represented as the sum of two (not necessarily distinct) generalized pentagonal numbers in exactly n ways.at n=15A381535
• Prime numbersat n=17627