

A104458


Define the first two terms to be 2 and 3. All the other terms are obtained by concatenating the two previous terms.


0



2, 3, 23, 323, 23323, 32323323, 2332332323323, 323233232332332323323, 2332332323323323233232332332323323, 3232332323323323233232332332323323323233232332332323323, 23323323233233232332323323323233233232332323323323233232332332323323323233232332332323323
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..11.


EXAMPLE

The third term is obtained by concatenating the previous two terms 2 and 3 to get 23.


MATHEMATICA

nxt[{a_, b_}]:={b, FromDigits[Join[IntegerDigits[a], IntegerDigits[b]]]}; NestList[nxt, {2, 3}, 10][[All, 1]] (* Harvey P. Dale, Jul 23 2018 *)


CROSSREFS

Sequence in context: A157733 A235934 A064888 * A191859 A289550 A154553
Adjacent sequences: A104455 A104456 A104457 * A104459 A104460 A104461


KEYWORD

easy,nonn,base


AUTHOR

Parthasarathy Nambi, Apr 21 2005


EXTENSIONS

More terms from Harvey P. Dale, Jul 23 2018


STATUS

approved



