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A193255 Primes p(k) such that sum of the square of digits of p(k) equals sum of the square of digits of k. 0
449, 2141, 2213, 3137, 4339, 4349, 4421, 5701, 9623, 13093, 14653, 16447, 16567, 22901, 27091, 36061, 41491, 45403, 45413, 45433, 50417, 52691, 54631, 54941, 55049, 56963, 57089, 58943, 60601, 61043, 61051, 63607, 65831, 66301, 67843, 68543, 72019, 73421 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..38.

EXAMPLE

449 is the 87nd prime and sum of the square of digits of both is 113;

56963 is the 5778nd prime and sum of the square of digits of both is 187.

MATHEMATICA

Prime[Select[Range[10000], Apply[Plus, IntegerDigits[#]^2] == Apply[Plus, IntegerDigits[Prime[#]]^2]  &]]

CROSSREFS

Sequence in context: A243402 A135073 A160291 * A283791 A036945 A201182

Adjacent sequences:  A193252 A193253 A193254 * A193256 A193257 A193258

KEYWORD

nonn,base

AUTHOR

Michel Lagneau, Jul 19 2011

STATUS

approved

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Last modified July 23 22:49 EDT 2019. Contains 325278 sequences. (Running on oeis4.)