87949

Appears in sequences

• Strong pseudoprimes to base 87.at n=29A020313
• Group successively larger prime numbers so that the sum of the n-th group is a multiple of n. Sequence gives the sum for each group.at n=36A074128
• Numbers n such that n = (a_1 + a_2 + ... + a_p)*(a_1^3 + a_2^3 + ... + a_p^3), where n has the decimal expansion a_1a_2...a_p.at n=5A130680
• 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), (0, 0, -1), (0, 1, 0), (0, 1, 1), (1, 0, 1)}.at n=8A151132
• Expansion of e.g.f. exp(exp(3*x) - x - 1).at n=6A367785