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.

A359850 a(n) is the index of the smallest tribonacci number (A000073) with exactly n distinct prime factors.

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%I A359850 #11 Feb 16 2025 08:34:04
%S A359850 2,4,8,13,20,29,49,56,101,93,124,268,221
%N A359850 a(n) is the index of the smallest tribonacci number (A000073) with exactly n distinct prime factors.
%H A359850 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/DistinctPrimeFactors.html">Distinct Prime Factors</a>
%H A359850 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TribonacciNumber.html">Tribonacci Number</a>
%Y A359850 Cf. A000073, A001221, A060320, A359848, A359851.
%K A359850 nonn,more
%O A359850 0,1
%A A359850 _Ilya Gutkovskiy_, Jan 15 2023
%E A359850 a(11)-a(12) from _Daniel Suteu_, Jan 17 2023