A087476 - OEIS

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A087476

Triangle read by rows where the n-th row has n terms: T(n,i)=(i+2)^2-4 mod n.

0, 1, 0, 2, 0, 0, 1, 0, 1, 0, 0, 2, 1, 2, 0, 5, 0, 3, 2, 3, 0, 5, 5, 0, 4, 3, 4, 0, 5, 4, 5, 0, 5, 4, 5, 0, 5, 3, 3, 5, 0, 6, 5, 6, 0, 5, 2, 1, 2, 5, 0, 7, 6, 7, 0, 5, 1, 10, 10, 1, 5, 0, 8, 7, 8, 0, 5, 0, 9, 8, 9, 0, 5, 0, 9, 8, 9, 0, 5, 12, 8, 6, 6, 8, 12, 5, 0, 10, 9, 10, 0, 5, 12, 7, 4, 3, 4, 7, 12, 5, 0

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,4

LINKS

Table of n, a(n) for n=1..101.

EXAMPLE

1. 0

2. 1 0

3. 2 0 0

4. 1 0 1 0

5. 0 2 1 2 0

6. 5 0 3 2 3 0

7. 5 5 0 4 3 4 0

8. 5 4 5 0 5 4 5 0

9. 5 3 3 5 0 6 5 6 0

...

CROSSREFS

Cf. A028347.

Sequence in context: A364127 A340999 A119395 * A307505 A035162 A121454

Adjacent sequences: A087473 A087474 A087475 * A087477 A087478 A087479

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Sep 09 2003

EXTENSIONS

Edited by Ray Chandler, Sep 14 2003

STATUS

approved

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