

A201919


Automorphic numbers n^2 ends with n in base 14 (written in base 10).


9



0, 1, 7, 8, 49, 148, 344, 2401, 36016, 151264, 386561, 1764736, 5764801, 46941952, 58471553, 374712065, 1101076992, 4802079233, 15858967552, 139825248256, 149429406721, 1595702681601, 2453862488064, 14602557997056, 42091354378241, 127990382747648
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OFFSET

1,3


LINKS

Eric M. Schmidt, Table of n, a(n) for n = 1..1000


EXAMPLE

a(3) = 7 = (7)_14 since 7^2 = 49 = (37)_14 ends with 7 in base 14.
a(4) = 8 = (8)_14 since 8^2 = 64 = (48)_14 ends with 8 in base 14.
a(5) = 49 = (37)_14 since 49^2 = 2401 = (C37)_14 ends with 37 in base 14.


PROG

(Sage) # See A003226.  Eric M. Schmidt, Feb 09 2014


CROSSREFS

Cf. A003226, A201821, A201918, A201921, A201948, A237583.
Sequence in context: A036566 A116554 A038274 * A249310 A094556 A249329
Adjacent sequences: A201916 A201917 A201918 * A201920 A201921 A201922


KEYWORD

nonn,base


AUTHOR

Martin Renner, Dec 06 2011


EXTENSIONS

More terms from Eric M. Schmidt, Feb 09 2014


STATUS

approved



