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Partial sums of A307720.
2

%I #5 Oct 29 2021 21:20:49

%S 1,2,4,5,8,9,12,14,16,18,20,22,25,27,30,32,35,38,41,44,47,50,53,56,59,

%T 62,66,68,72,74,78,80,84,86,90,93,97,100,104,107,111,114,118,121,125,

%U 128,133,134,139,140,145,146,153,154,161,162,169,170,177,179,184,186,191,193,198,200,205,207

%N Partial sums of A307720.

%H N. J. A. Sloane, <a href="/A348458/b348458.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A307720, A307730.

%K nonn

%O 1,2

%A _N. J. A. Sloane_, Oct 29 2021