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A359386 a(n) is the least positive integer that can be expressed as the sum of one or more consecutive prime powers (not including 1) in exactly n ways. 0

%I #24 Mar 14 2023 09:27:44

%S 1,2,5,9,29,1027,6659,13560,2149512,38239583

%N a(n) is the least positive integer that can be expressed as the sum of one or more consecutive prime powers (not including 1) in exactly n ways.

%e For n = 3: 9 = 9 = 4 + 5 = 2 + 3 + 4.

%Y Cf. A054859, A246655.

%K nonn,more

%O 0,2

%A _Ilya Gutkovskiy_, Mar 13 2023

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Last modified September 15 01:46 EDT 2024. Contains 375929 sequences. (Running on oeis4.)