29150

Appears in sequences

• Number of undirected walks of length n+1 on tetrahedron, visiting n+2 vertices, with n "corners", as in A001998, but allowing only rigid motions in 3-space (|G| = 12). Walks are not self-avoiding.at n=10A051436
• Number of parts that are multiples of 3 in all partitions of n.at n=35A116635
• Number of words with n letters in the National Scrabble Association Dictionary.at n=7A124015
• Denominators of rationals with e.g.f. D(3,x), a Debye function.at n=52A227571
• Numbers k such that Sum_{j=1..k} sigma_*(j) == 0 (mod k), where sigma_*(j) is the sum of the anti-divisors of j (A066417).at n=19A229883