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Search: id:A108892
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A108892 Successive base conversions of prior base representations. +0
1
10, 101, 1211, 14321, 150145, 266124, 1007614, 1805161, 1805161, 629043, 264043, 93250 (list; graph; listen)
OFFSET

1,1

COMMENT

Breaks down when 93250 (base 14) = 25DAA.

FORMULA

a(1) = 2 (base 10) = 10 (base 2); for n>1: a(n+1) = the base (10) interpretation of a(n), evaluated in base (n+1).

EXAMPLE

a(2) = 101 because a(1) = 2 (base 10) = 10 (base 2) and 10 (base 3) = 101.

a(3) = 1211 because a(2) = 101 and 101 (base 4) = 1211.

a(4) = 14321 because a(3) = 1211 and 1211 (base 5) = 14321.

a(5) = 150145 because a(4) = 14321 and 14321 (base 6) = 150145.

CROSSREFS

Sequence in context: A041041 A163461 A081192 this_sequence A162849 A041182 A036299

Adjacent sequences: A108889 A108890 A108891 this_sequence A108893 A108894 A108895

KEYWORD

base,easy,fini,nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com), Jul 14 2005

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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