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.

A110070 Numbers n such that n=pi(d_1!*d_2!*...*d_k!) where d_1 d_2 ... d_k is the decimal expansion of n.

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%I A110070 #9 Jul 22 2024 03:35:02
%S A110070 0,3,34,52,2800414
%N A110070 Numbers n such that n=pi(d_1!*d_2!*...*d_k!) where d_1 d_2 ... d_k is the decimal expansion of n.
%C A110070 No other terms below 10^15. - _Max Alekseyev_, Jul 21 2024
%e A110070 2800414 is in the sequence because 2800414=pi(2!*8!*0!*0!*4!*1!*4!).
%Y A110070 Cf. A110071, A110072, A097220, A097223, A097227, A098683, A098684, A098685.
%K A110070 base,hard,more,nonn
%O A110070 1,2
%A A110070 _Farideh Firoozbakht_, Jul 22 2005