64178

Appears in sequences

• Number of sets of points determined by the intersection of a line with an n X n grid of points.at n=23A119438
• 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, 0, 0), (-1, 0, 1), (0, -1, 0), (1, 0, 1), (1, 1, -1)}.at n=9A149401
• Number of sequences of n 2's and 3's with curling number 2 and which have the form XY^2 with Y = 2.at n=18A217832
• Number of sequences of n 2's and 3's with curling number 2 and which have the form XY^2 where Y has length 1 (so Y is 2 or 3).at n=17A217931
• Numbers k such that 4^k + 31 is prime.at n=8A262971
• Numbers k such that k!6 - 9 is prime, where k!6 is the sextuple factorial number (A085158).at n=27A289687