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A078462 Partial sums of A035185. +0
2
1, 2, 2, 3, 3, 3, 5, 6, 7, 7, 7, 7, 7, 9, 9, 10, 12, 13, 13, 13, 13, 13, 15, 15, 16, 16, 16, 18, 18, 18, 20, 21, 21, 23, 23, 24, 24, 24, 24, 24, 26, 26, 26, 26, 26, 28, 30, 30, 33, 34, 34, 34, 34, 34, 34, 36, 36, 36, 36, 36, 36, 38, 40, 41, 41, 41, 41, 43, 43, 43, 45, 46, 48, 48 (list; graph; listen)
OFFSET

1,2

LINKS

M. Baake and R. V. Moody, Similarity submodules and root systems in four dimensions, Canad. J. Math. 51 (1999), 1258-1276.

FORMULA

a(n)=sum(k=1, n, A035185(k)); a(n) is asymptotic to c*n where c=log(1+sqrt(2))/sqrt(2)=0.62322524014023051339402008...

CROSSREFS

Cf. A035185, A078428.

Sequence in context: A108035 A049747 A029093 this_sequence A080968 A115733 A025496

Adjacent sequences: A078459 A078460 A078461 this_sequence A078463 A078464 A078465

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Dec 31 2002

EXTENSIONS

Corrected by T. D. Noe (noe(AT)sspectra.com), Nov 02 2006

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.


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