52215
domain: N
Appears in sequences
- Expansion of Product_{k>=1} 1/(1-x^k)^binomial(k+6,7).at n=8A255965
- Numbers n such that the sum of the digits of n times the square of the sum of the digits squared of n equals n.at n=3A257766
- Composite numbers n such that the sum of proper divisors of n divides 2^n+1.at n=17A278337
- a(n) = [x^n] exp(Sum_{k>=1} x^k/(k*(1 - x^k)^n)).at n=8A293554
- Number of compositions (ordered partitions) of n into distinct parts >= 3.at n=43A339101
- Numbers that are divisible by the square of the sum of the squares of their digits.at n=36A379980
- Nonmultiples of 10 that are divisible by the square of the sum of the squares of their digits.at n=7A379982