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A107788 Numbers of the form (8^i)*(11^j), with i, j >= 0. 12
1, 8, 11, 64, 88, 121, 512, 704, 968, 1331, 4096, 5632, 7744, 10648, 14641, 32768, 45056, 61952, 85184, 117128, 161051, 262144, 360448, 495616, 681472, 937024, 1288408, 1771561, 2097152, 2883584, 3964928, 5451776, 7496192, 10307264 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

MATHEMATICA

Take[Union[8^First[#]*11^Last[#]&/@Tuples[Range[0, 20], 2]], 40] (* Harvey P. Dale, Jan 17 2015 *)

PROG

(Haskell)

import Data.Set (singleton, deleteFindMin, insert)

a107788 n = a107788_list !! (n-1)

a107788_list = f $ singleton (1, 0, 0) where

   f s = y : f (insert (8 * y, i + 1, j) $ insert (11 * y, i, j + 1) s')

         where ((y, i, j), s') = deleteFindMin s

-- Reinhard Zumkeller, May 15 2015

CROSSREFS

Cf. A025633, A025634, A107764, A003596, A003597, A107988, A003598, A003599, A108090.

Sequence in context: A192427 A258285 A166673 * A038289 A079607 A000787

Adjacent sequences:  A107785 A107786 A107787 * A107789 A107790 A107791

KEYWORD

nonn

AUTHOR

Douglas Winston (douglas.winston(AT)srupc.com), Jun 14 2005

STATUS

approved

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Last modified May 26 05:25 EDT 2019. Contains 323579 sequences. (Running on oeis4.)