340660

Appears in sequences

• Number of arrays of n+2 integers in -5..5 with sum zero and the sum of every adjacent pair being odd.at n=6A202073
• Number of arrays of 9 integers in -n..n with sum zero and the sum of every adjacent pair being odd.at n=4A202080
• Number of set partitions of [n] such that ten is a multiple of each block size.at n=12A275428