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A046487 Sum of the first palindromes up to a(n) is a palindrome. 2
1, 2, 3, 33, 77, 383, 21512 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..7.

P. De Geest, World!Of Numbers

FORMULA

a(n) = A002113(1+A046486(n)). - R. J. Mathar, Sep 09 2015

EXAMPLE

a(n)=77 so 1+2+3+4+5+6+7+8+9+11+22+33+44+55+66+77 = 353.

CROSSREFS

Cf. A002113, A046486, A046488.

Sequence in context: A079883 A066269 A083785 * A062922 A080471 A023184

Adjacent sequences:  A046484 A046485 A046486 * A046488 A046489 A046490

KEYWORD

nonn,hard,base

AUTHOR

Patrick De Geest, Sep 15 1998.

EXTENSIONS

Offset changed to 1. - R. J. Mathar, Sep 09 2015

STATUS

approved

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Last modified October 15 15:48 EDT 2018. Contains 316236 sequences. (Running on oeis4.)