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A020966 Sum of [ n times sqrt(2)^(2-k) ] for k from 1 to infinity. +0
1
2, 6, 11, 15, 19, 25, 27, 34, 38, 43, 45, 53, 57, 60, 65, 72, 78, 81, 84, 91, 93, 98, 105, 110, 114, 119, 123, 127, 133, 137 (list; graph; listen)
OFFSET

1,1

REFERENCES

C. Kimberling, Problem 10520 in Amer. Math. Mon. 103 (1996) p. 347.

CROSSREFS

Sequence in context: A138327 A057244 A035487 this_sequence A078476 A099056 A046691

Adjacent sequences: A020963 A020964 A020965 this_sequence A020967 A020968 A020969

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 30 22:12 EST 2008. Contains 150989 sequences.


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