

A281067


a(1) = 1; a(n) is the smallest natural number such that a(n) > a(n1), and the name of a(n) in English starts with the letter a(n1) ends with, and a(n) makes the sequence extendable.


3



1, 8, 10, 19, 91, 801, 802, 1001, 8001, 8002, 100001, 800001, 800002, 1000000, 9000000, 9000001, 11000000, 19000000, 19000001, 80000000, 90000000, 90000001, 800000000, 900000000, 900000001, 8000000000, 9000000000, 9000000001, 11000000000, 19000000000, 19000000001, 80000000000, 90000000000, 90000000001
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OFFSET

1,2


COMMENTS

"a(n) makes the sequence extendable" means the name of a(n) does not end with any of the letters r, x, y and d.


LINKS

Table of n, a(n) for n=1..34.


EXAMPLE

If a(5) were 90 (ninety, which ends with y), it would make the sequence finite. Therefore, a(5) has to be 91.


CROSSREFS

Cf. A277971, A277972, A281068.
Sequence in context: A022322 A302637 A230862 * A070974 A300022 A346783
Adjacent sequences: A281064 A281065 A281066 * A281068 A281069 A281070


KEYWORD

easy,nonn,word


AUTHOR

Ivan N. Ianakiev, Jan 14 2017


STATUS

approved



