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A052455 Fixed points for operation of repeatedly replacing a number by the sum of the fourth power of its digits. 1
0, 1, 1634, 8208, 9474 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

EXAMPLE

a(2)=1634 since 1^4+6^4+3^4+4^4=1+1296+81+256=1634

CROSSREFS

Cf. A023052, A046074, A046197.

Sequence in context: A202985 A063891 A072409 * A054808 A206234 A158775

Adjacent sequences:  A052452 A052453 A052454 * A052456 A052457 A052458

KEYWORD

base,full,nonn,fini

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Mar 15 2000

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Last modified February 12 13:42 EST 2012. Contains 205413 sequences.