A155763 Indices of primes with digits in strictly increasing order.

1, 2, 3, 4, 6, 7, 8, 9, 10, 12, 15, 17, 19, 22, 24, 31, 33, 34, 35, 37, 39, 41, 52, 55, 57, 69, 70, 72, 73, 75, 77, 88, 91, 92, 104, 203, 204, 205, 207, 209, 219, 232, 237, 247, 249, 278, 348, 350, 355, 364, 365, 376, 391, 405, 483, 486, 487, 619, 633, 644, 749, 1475

Offset

1,2

Comments

Indices of primes in A052015.

There are exactly 100 terms: 1,2,3,4,6,7,8,9,10,12,15,17,19,22,24,31,33,34,35,37,39,41,52,55,57,69,70,72,73,75,77,88,91,92,104,203,204,205,207,209,219,232,237,247,249,278,348,350,355,364,365,376,391,405,483,486,487,619,633,644,749,1475,1478,1487,1489,1501,1504,1515,1595,1597,1605,1615,1631,1830,2611,2622,2637,2646,2829,3694,3704,11602,11603,11699,11706,11803,12560,13479,20797,20884,20891,21698,29629,29630,95375,95443,96140,111119,809912,1475171.

Links

Harvey P. Dale, Table of n, a(n) for n = 1..100

Mathematica

Select[Range[1500], Min[Differences[IntegerDigits[Prime[#]]]]>0&] (* Harvey P. Dale, Feb 27 2017 *)

Crossrefs

A052015

Sequence in context: A093686 A325031 A364433 * A347350 A030319 A226381

Adjacent sequences: A155760 A155761 A155762 * A155764 A155765 A155766

Keyword

base,fini,full,nonn

Author

Zak Seidov, Jan 27 2009

Status

approved