73442

Appears in sequences

• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (1, 0, -1), (1, 0, 1), (1, 1, 1)}.at n=8A150959
• Number of acute triangles, distinct up to congruence, on a centered hexagonal grid of size n.at n=21A241232
• Numbers that are both 1 + square of a prime and twice a prime.at n=14A259979
• Values of n such that A080221(n)=6; i.e., values of n such that n is divisible by the sum of digits of n when expressed in exactly 6 of the bases b=1...n.at n=40A271311
• Numbers sandwiched between two semiprimes, one of which is a square.at n=41A358686