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A028906 Arrange digits of primes in descending order. 6
2, 3, 5, 7, 11, 31, 71, 91, 32, 92, 31, 73, 41, 43, 74, 53, 95, 61, 76, 71, 73, 97, 83, 98, 97, 110, 310, 710, 910, 311, 721, 311, 731, 931, 941, 511, 751, 631, 761, 731, 971, 811, 911, 931, 971, 991, 211, 322, 722, 922, 332, 932, 421, 521 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(n) = A004186(A000040(n)). - Reinhard Zumkeller, Apr 03 2015

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

MATHEMATICA

Table[FromDigits[Reverse[Sort[IntegerDigits[Prime[n]]]]], {n, 60}] (* Harvey P. Dale, Sep 12 2020 *)

PROG

(Haskell)

a028906 = a004186 . a000040  -- Reinhard Zumkeller, Apr 03 2015

CROSSREFS

Cf. A028905.

Cf. A004186, A000040.

Sequence in context: A265324 A004087 A118495 * A118496 A085300 A119388

Adjacent sequences:  A028903 A028904 A028905 * A028907 A028908 A028909

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane

EXTENSIONS

More terms from Patrick De Geest, Apr 15 1998

STATUS

approved

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Last modified June 23 16:30 EDT 2021. Contains 345402 sequences. (Running on oeis4.)