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.

A325777 Heinz numbers of integer partitions whose distinct consecutive subsequences do not have different sums.

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%I A325777 #5 May 21 2019 22:05:58
%S A325777 12,24,30,36,40,48,60,63,70,72,80,84,90,96,108,112,120,126,132,140,
%T A325777 144,150,154,156,160,165,168,180,189,192,198,200,204,210,216,220,224,
%U A325777 228,240,252,264,270,273,276,280,286,288,300,308,312,315,320,324,325,330
%N A325777 Heinz numbers of integer partitions whose distinct consecutive subsequences do not have different sums.
%C A325777 First differs from A299729 in lacking 462.
%C A325777 This sequence does not contain all multiples of its elements. For example, it contains 154 (with prime indices {1,4,5}) but not 462 (with prime indices {1,2,4,5}).
%t A325777 primeMS[n_]:=If[n==1,{},Flatten[Cases[FactorInteger[n],{p_,k_}:>Table[PrimePi[p],{k}]]]];
%t A325777 Select[Range[100],!UnsameQ@@Total/@Union[ReplaceList[primeMS[#],{___,s__,___}:>{s}]]&]
%Y A325777 Complement of A325778.
%Y A325777 Cf. A002033, A056239, A112798, A143823, A169942, A299702, A301899, A325676, A325683, A325768, A325769, A325770.
%K A325777 nonn
%O A325777 1,1
%A A325777 _Gus Wiseman_, May 20 2019