login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A050743 Decimal expansion of n^4 contains no pair of consecutive equal digits. 1
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 17, 18, 19, 22, 23, 25, 26, 28, 29, 31, 32, 36, 37, 38, 41, 44, 47, 48, 49, 51, 53, 54, 55, 61, 63, 65, 66, 68, 72, 73, 75, 77, 78, 81, 82, 83, 84, 87, 91, 92, 93, 94, 95, 96, 99, 101, 102, 106, 107, 111, 112, 113, 116, 124 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

MATHEMATICA

Select[Range[0, 200], And@@(First[#]!=Last[#]&/@ Partition[ IntegerDigits [#^4], 2, 1])&]  (* From Harvey P. Dale, Apr 11 2011 *)

CROSSREFS

Cf. A050751.

Sequence in context: A188301 A178160 A052044 * A028964 A191878 A122154

Adjacent sequences:  A050740 A050741 A050742 * A050744 A050745 A050746

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Sep 15 1999.

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 14 02:39 EST 2012. Contains 205567 sequences.