101328

Appears in sequences

• Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 11 (most significant digit on right).at n=21A029504
• a(n) = 3*a(n-1) - a(n-2) - 2*a(n-3) for n > 2, a(0)=3, a(1)=10, a(2)=26.at n=13A316937
• Triangle read by rows: T(n, k) = n! * 3^k * hypergeom([-k], [-n], -2/3).at n=31A375597