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A088936 a(1)=1, a(2)=2 then a(A(k))=a(k) where a(1),a(2),...,a(k) are k consecutive defined terms and A(k)=a(1)+a(2)+...+a(k). Fill in any undefined places with max{a(i)+1 : 1<=i<=k}. +0
5
1, 2, 2, 3, 2, 4, 4, 3, 4, 2, 5, 5, 5, 4, 5, 5, 5, 4, 5, 5, 3, 5, 5, 5, 4, 5, 2, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 4, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 4, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 3, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 4, 6, 6, 6, 6, 5, 6, 2, 7 (list; graph; listen)
OFFSET

1,2

FORMULA

a(2+(1/2)*{sum(k=1, n, sum(i=0, k, i!)))=2

CROSSREFS

Cf. A088937(partial sums), A088938 (occurrences of 2's), A088939, A088940.

Sequence in context: A061889 A051693 A115980 this_sequence A049822 A140060 A164341

Adjacent sequences: A088933 A088934 A088935 this_sequence A088937 A088938 A088939

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr) and Claude Lenormand(claude.lenormand(AT)free.fr), Oct 25 2003

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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