157132

Appears in sequences

• Number of ways of pairing the odd squares of the numbers 1 to n with the even squares of the numbers n+1 to 2n such that each pair sums to a prime.at n=33A077763
• Number of nX6 0..1 arrays with every element unequal to 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=18A317739
• Number of reversed integer partitions of 2n whose half-alternating sum is 0.at n=33A357639