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A152669 Last digit of Catalan number A000108(n). 2
1, 1, 2, 5, 4, 2, 2, 9, 0, 2, 6, 6, 2, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0, 4, 2, 2, 4, 0, 8, 4, 9, 8, 0, 4, 2, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 6, 6, 2, 0, 4, 2, 2, 4, 0, 2, 6, 6, 2, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Catalan numbers read modulo 10 . [From Philippe Deléham, Apr 28 2009]

LINKS

Table of n, a(n) for n=0..89.

FORMULA

a(n)= A000108(n) mod 10 . [From Philippe Deléham, Apr 28 2009]

MATHEMATICA

Mod[CatalanNumber[Range[0, 100]], 10] (* Harvey P. Dale, Apr 07 2015 *)

CROSSREFS

Cf. A000108.

Sequence in context: A268647 A177067 A055127 * A324051 A307037 A049060

Adjacent sequences:  A152666 A152667 A152668 * A152670 A152671 A152672

KEYWORD

base,easy,nonn

AUTHOR

Omar E. Pol, Dec 10 2008

STATUS

approved

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Last modified October 15 01:40 EDT 2019. Contains 328025 sequences. (Running on oeis4.)