A023744 Base 6 expansion uses each positive digit just once.

1865, 1870, 1895, 1905, 1930, 1935, 2045, 2050, 2105, 2120, 2140, 2150, 2255, 2265, 2285, 2300, 2355, 2360, 2470, 2475, 2500, 2510, 2535, 2540, 2945, 2950, 2975, 2985, 3010, 3015, 3305, 3310, 3395, 3415, 3430, 3445

Offset

1,1

Comments

Leading zeros are permitted. There are a total of 6! = 720 terms in the sequence. - Harvey P. Dale, Jan 22 2013

Links

Harvey P. Dale, Table of n, a(n) for n = 1..720

Mathematica

Union[ Map[ Plus@@(Array[ (6^#)&, Length[ # ], 0 ]*#)&, Permutations[ Range[ 6-1 ] ] ] ]
FromDigits[#, 6]&/@Permutations[Range[0, 5]] (* Harvey P. Dale, Jan 22 2013 *)

Crossrefs

Cf. A031947.

Sequence in context: A204885 A231029 A265456 * A054816 A052168 A354444

Adjacent sequences: A023741 A023742 A023743 * A023745 A023746 A023747

Keyword

nonn,base,easy,fini,full

Author

Olivier Gérard

Extensions

Keyword "fini" added by Harvey P. Dale, Jan 22 2013

Status

approved