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A131759 Numbers n such that if for every digit K of n you calculate prime(K)^K and sum for all digits you get n (assumes that prime(0)^0 = 1). 0
2420, 2421, 3602725959565 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..3.

EXAMPLE

2421 is in the sequence because prime(2)^2 + prime(4)^2 + prime(2)^2 + prime(1)^1 = 3^2 + 7^4 + 3^2 + 2^1 = 2421.

CROSSREFS

Sequence in context: A237940 A097030 A204367 * A254901 A254908 A257203

Adjacent sequences:  A131756 A131757 A131758 * A131760 A131761 A131762

KEYWORD

fini,full,nonn,base,bref

AUTHOR

Tanya Khovanova and Alexey Radul, Sep 17 2007

STATUS

approved

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Last modified June 28 15:14 EDT 2017. Contains 288838 sequences.