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Partial sums of A309151.
1

%I #13 Jul 15 2019 22:26:43

%S 1,3,6,11,15,21,28,36,45,55,66,78,92,114,134,157,181,211,224,239,255,

%T 273,313,332,349,374,395,426,453,479,507,536,568,602,641,674,709,745,

%U 786,829,866,904,951,993,1037,1082,1128,1176,1225,1278,1328,1382,1434

%N Partial sums of A309151.

%C At present just the first 84 terms of A309151 have been proved to be correct. So only 84 terms here are known to be correct (and therefore there cannot yet be a b-file).

%Y Cf. A309151.

%K nonn

%O 1,2

%A _N. J. A. Sloane_, Jul 14 2019