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A164676 Primes obtained from other primes by taking the corresponding powers of each digit and adding the result. 1
2, 31, 257, 283, 823799, 3, 29, 29, 29, 826669, 46687, 29, 826669, 826669, 404197709, 775664521, 7, 387467147, 17600761, 17600761, 7, 311, 16780369, 387467147, 387467147, 17600761, 7, 7, 13, 826699, 388247161, 16823903, 826699, 388247161 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
This sequence was arrived at by doing the arithmetic on primes in their increasing order.
LINKS
Chris Caldwell, The First 10,000 Primes
EXAMPLE
31 from 23: 2^2 + 3^3 = 31 (prime);
823799 from 47: 4^4 + 7^7 = 823799 (prime);
826669 from 157: 1^1 + 5^5 + 7^7 = 826669 (prime).
CROSSREFS
Cf. A000040.
Sequence in context: A134179 A223145 A188225 * A004307 A268879 A120357
KEYWORD
base,nonn
AUTHOR
Parthasarathy Nambi, Aug 20 2009
EXTENSIONS
More terms from Zak Seidov, Aug 21 2009
STATUS
approved

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Last modified April 17 05:47 EDT 2024. Contains 371756 sequences. (Running on oeis4.)