A104820 Primes with distinct digits appearing in partition of decimal expansion of Pi.

53, 5897, 643, 1693, 5, 815209, 29, 13, 857, 2, 983, 367, 3, 9463, 2473, 7, 71, 7481, 8467, 560827, 7, 7, 409, 24953, 7, 631859, 2, 526193, 31, 8753, 17, 17, 857, 61, 89, 9721, 7, 415069, 59, 53, 31, 983, 8175463, 71, 601, 5, 9467, 7, 31, 367, 70289, 47, 19

Offset

1,1

Comments

Start with decimal expansion of Pi: 3,1,4,1,5,9,2,6,5,3,5,8,9,7,9,3,2,3,8,4,6,2,6,4,3... Part the sequence to the sections with distinct digits: s={3,1,4},{1,5,9,2,6},{5,3},{5,8,9,7},{9,3,2},{3,8,4,6,2},{6,4,3},... Then A104820(n) = prime number from digits of s(m): 53,5897,643,...

Links

Table of n, a(n) for n=1..53.

Crossrefs

Cf. A104807, A104819.

Sequence in context: A234630 A370294 A088784 * A093253 A293080 A267950

Adjacent sequences: A104817 A104818 A104819 * A104821 A104822 A104823

Keyword

nonn,base

Author

Zak Seidov, Mar 27 2005

Status

approved