24123

Appears in sequences

• Number of partitions in parts not of the form 21k, 21k+1 or 21k-1. Also number of partitions with no part of size 1 and differences between parts at distance 9 are greater than 1.at n=48A035979
• Truncated square pyramid numbers: a(n) = Sum_{k = n..2*n-1} k^2.at n=22A050410
• Sum of squares of digits of n is equal to the largest prime factor of n reversed, where the largest prime factor is not a palindrome.at n=36A074303
• E.g.f. A(x) = series reversion of log(1+x)-x^3/3.at n=6A206397
• E.g.f. satisfies: A'(x) = Product_{n>=1} (1 + A(x)^n), where A(0) = 0.at n=6A233861
• Growth series for affine Coxeter group B_4.at n=34A267167
• Maximum value of the cyclic convolution of the first n positive integers with themselves.at n=42A294172