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Positions in A007376 where the partial sums (A054632) yield primes (A055058).
3

%I #9 Sep 03 2022 02:36:44

%S 3,13,21,23,24,35,36,42,45,61,83,85,114,115,135,141,149,181,200,201,

%T 203,204,212,213,215,216,234,237,239,242,247,251,260,263,272,285,292,

%U 297,309,311,332,335,347,350,357,359,371,392,396,405,410,417,419,431

%N Positions in A007376 where the partial sums (A054632) yield primes (A055058).

%e 0123456789101112131415161718192021...

%e --|.................. sum 0+1+2 = prime 3 at position 3

%e ------------|........ sum 0+1+2+3+4+5+6+7+8+9+1+0+1 = prime 47 at position 13

%e --------------------| sum 0+1+2+3+4+5+6+7+8+9+1+0+1+1+1+2+1+3+1+4+1 = prime 61 at position 21

%Y Cf. A007376, A054632, A055058.

%K nonn,base

%O 1,1

%A _Patrick De Geest_, Apr 15 2000

%E Definition amended and offset changed by _Georg Fischer_, Sep 03 2022