45164

Appears in sequences

• Number of partitions with no even part repeated; partitions of n in which no parts are multiples of 4.at n=49A001935
• Number of closed meanders with 2 components and 2n bridges.at n=5A006657
• Triangle read by rows: T(n,k) = number of closed meander systems of order n with k<=n components.at n=22A008828
• Number of partitions of 2n+1 in which no parts are multiples of 4.at n=24A081056
• Intersection of A108027, A108028, A108029 and A108030.at n=20A108109
• Expansion of phi(-x^3) * psi(-x^3) / phi(-x)^2 in powers of x where phi(), psi() are Ramanujan theta functions.at n=16A260546
• Number of nX3 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=11A298225