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%I #15 Aug 29 2020 07:59:50
%S 1,7,37,175,793,3523,15469,67351,291481,1255615,5388781,23057719,
%T 98412925,419147611,1781938861,7563704443,32061034765,135735002647,
%U 574031742241,2425263118615,10237702739293,43181995295227,182007967348273
%N Partial sums of A001334.
%C Number of self-avoiding walks of no more than n-steps on hexagonal [ =triangular ] lattice.
%F a(n) = Sum_{i=0..n} A001334(i).
%Y Cf. A001334.
%K nonn,walk
%O 0,2
%A _Jonathan Vos Post_, Dec 10 2010
%E a(19) corrected by _Georg Fischer_, Aug 29 2020
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