A277318 Prime-factorization representation of irreducible (non-constant) Stern-polynomials B(n,x), listed in the order of increasing index n: a(n) = A260443(A186891(n+1)).

3, 6, 18, 30, 270, 450, 630, 6750, 9450, 15750, 22050, 2310, 3543750, 4961250, 53156250, 727650, 173643750, 18191250, 25467750, 2668050, 90090, 40020750, 891371250, 9550406250, 212713593750, 1400726250, 3190703906250, 467969906250, 5013963281250, 104053950, 173423250, 16378946718750, 1715889656250, 245684200781250

Offset: 1

Author

Antti Karttunen, Oct 11 2016

Keywords

• nonn

Crossrefs

Cf. A186891, A260443.

All terms are included in A206284 and in A277200 (apart from initial 3).

Cf. A277316 (conjectured subsequence), from which this differs for the first time at n=10, where a(10) = 15750 , while A277316(10) = 22050.