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Search: id:A100413
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A100413 Numbers n such that n is reversal(n)-th even composite number (n is A0040086(n)-th even composite number). +0
4
52, 592, 5992, 59992, 599992, 5999992, 59999992, 599999992, 5999999992, 59999999992, 599999999992, 5999999999992, 59999999999992, 599999999999992, 5999999999999992, 59999999999999992, 599999999999999992 (list; graph; listen)
OFFSET

1,1

COMMENT

All terms are of the form 6*10^k-8.

FORMULA

A100413(n)=6*10^n-8

EXAMPLE

592 is in the sequence because 592 is 295-th even composite number.

MATHEMATICA

Table[6*10^n-8, {n, 19}]

CROSSREFS

Cf. A004086, A100412.

Sequence in context: A079414 A005946 A000527 this_sequence A160344 A163691 A007247

Adjacent sequences: A100410 A100411 A100412 this_sequence A100414 A100415 A100416

KEYWORD

base,easy,nonn

AUTHOR

Farideh Firoozbakht (mymontain(AT)yahoo.com), Dec 08 2004

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.


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