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.

A362916 Least weird number (A006037) with exactly n divisors that are weird numbers, or -1 if no such number exists.

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%I A362916 #13 May 26 2023 05:47:02
%S A362916 70,10430,1554070,5681270,34501908070,1436692670
%N A362916 Least weird number (A006037) with exactly n divisors that are weird numbers, or -1 if no such number exists.
%C A362916 a(8) = 5702250610, and there are no more terms below 10^11.
%e A362916 Table of the weird divisors for the first 6 terms:
%e A362916   n  a(n)         weird divisors
%e A362916   -  -----------  ----------------------------------------------
%e A362916   1  70           70
%e A362916   2  10430        70, 10430
%e A362916   3  1554070      70, 10430, 1554070
%e A362916   4  5681270      70, 19390, 20510, 5681270
%e A362916   5  34501908070  70, 10430, 1554070, 231556430, 34501908070
%e A362916   6  1436692670   70, 14770, 32270, 3116470, 6808970, 1436692670
%Y A362916 Cf. A006037, A002975.
%K A362916 nonn,hard,more
%O A362916 1,1
%A A362916 _Amiram Eldar_, May 26 2023