50369
domain: N
Appears in sequences
- Expansion of 1/((1-x)(1-7x)(1-12x)).at n=4A016255
- Primitive elements of A065607.at n=23A120692
- Elements of A065607 from primitive triples.at n=37A120693
- Expansion of (chi(q) / chi^3(q^3))^2 in powers of q where chi() is a Ramanujan theta function.at n=42A164614
- Numbers k such that (2^k + k - 1)*2^k - 1 is prime.at n=19A201359
- Expansion of (chi(-x) / chi^3(-x^3))^2 in powers of x where chi() is a Ramanujan theta function.at n=42A216046
- a(n) gives the odd leg of the second of the two Pythagorean triangles with hypotenuse A080109(n) = A002144(n)^2. This is the larger of the two possible odd legs.at n=23A253804