137026
domain: N
Appears in sequences
- Denominators of continued fraction convergents to sqrt(563).at n=11A042079
- Triangular numbers whose reverse is prime.at n=27A066751
- Triangular numbers whose digit reversal is prime; trailing zeros are permitted.at n=35A115704
- Triangular numbers which have one or more occurrences of exactly six different digits.at n=11A241789
- G.f. A(x) satisfies: Sum_{n>=0} x^(n^2) * A(x)^n = Sum_{n>=0} x^n * (1+x)^(n^2).at n=9A337850