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Sums of adjacent terms of A073158. Together, A073158, A073159 and A073160 include all the positive integers uniquely.
3

%I #8 Nov 19 2024 17:13:59

%S 3,6,11,12,13,18,24,29,34,35,36,41,43,48,54,55,57,62,65,70,75,78,79,

%T 83,89,92,93,95,99,101,103,108,114,117,120,121,124,130,133,139,140,

%U 141,147,150,156,161,163,167,171,173,175,178,184,190,193,195,198,205

%N Sums of adjacent terms of A073158. Together, A073158, A073159 and A073160 include all the positive integers uniquely.

%C a(n) is asymptotic to 7n/2.

%H Sean A. Irvine, <a href="/A073159/b073159.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) = A073158(n) + A073158(n-1), where A073158(0)=0.

%Y Cf. A073158, A073160.

%K easy,nonn

%O 1,1

%A _Paul D. Hanna_, Jul 29 2002

%E a(34) onward corrected by _Sean A. Irvine_, Nov 19 2024