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Search: id:A052345
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A052345 Least k such that A052343(k)=n or 0 if there is none. +0
1
5, 1, 6, 81, 276, 1056, 1381, 50781, 6906, 17956, 34531, 660156, 40056, 4462656, 305256, 448906, 200281, 412597656, 520731 (list; graph; listen)
OFFSET

0,1

REFERENCES

The College Mathematics Journal Vol. 30 No. 5, Nov. 1999 Problem 665.

CROSSREFS

Cf. A052343-A052348, A053587.

Sequence in context: A131944 A058651 A007397 this_sequence A111008 A065330 A140215

Adjacent sequences: A052342 A052343 A052344 this_sequence A052346 A052347 A052348

KEYWORD

nonn,more

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Jan 23 2000

EXTENSIONS

a(20..28)=1001406,11222656,539550781,7631406,1482081,75865156,422394133,8852431,25035156.

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


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