cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A351068 Number of integers less than the (n+1)-th primorial such that the maximal exponent in their prime factorization is larger than the maximal digit in their primorial base expansion.

Original entry on oeis.org

0, 3, 14, 66, 357, 2038, 13544, 102891
Offset: 1

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Author

Antti Karttunen, Feb 02 2022

Keywords

Comments

a(n) is the number of terms of A350075 smaller than A002110(1+n).

Crossrefs

Partial sums of A351067.

Formula

a(n) = Sum_{k=1..A002110(1+n)-1} [A328114(k) < A051903(k)], where [ ] is the Iverson bracket.
For all n, a(n) < A351070(n).