152101

Appears in sequences

• Numbers k such that distances from k to three nearest squares are three triangular numbers.at n=36A232501
• A239459(n) / n.at n=38A239462
• Triangular array read by rows: T(n,k) is the number of Boolean relation matrices such that all of the blocks of its Frobenius normal form are 0-blocks or 1-blocks and that have exactly k 1-blocks on the diagonal, n>=0, 0<=k<=n.at n=16A366141