1784160

Appears in sequences

• Expansion of 1/((1-4x)(1-6x)(1-8x)(1-12x)).at n=5A028138
• Number of n X 3 arrays containing 3 copies of 0..n-1 with every element equal to at least one vertical or antidiagonal neighbor and the top left element equal to 0.at n=7A268157
• T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with every element equal to at least one vertical or antidiagonal neighbor and the top left element equal to 0.at n=52A268159
• Numbers x such that there exist a pair y, n with x < y, x != n and y != n that makes {x,y,n,n} an amicable multiset.at n=4A273970
• Expansion of e.g.f. exp(x^5 * exp(-x)).at n=10A292970