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A068396 n-th prime minus its reversal. 2
0, 0, 0, 0, 0, -18, -54, -72, -9, -63, 18, -36, 27, 9, -27, 18, -36, 45, -9, 54, 36, -18, 45, -9, 18, 0, -198, -594, -792, -198, -594, 0, -594, -792, -792, 0, -594, -198, -594, -198, -792, 0, 0, -198, -594, -792, 99, -99, -495 (list; graph; refs; listen; history; internal format)
OFFSET

1,6

COMMENTS

a(n) = A000040(n) - A004087(n).

LINKS

R. Zumkeller, Table of n, a(n) for n = 1..10000 current versions:

EXAMPLE

a(10)=29-92=-63; a(20)=71-17=54, a(7)=17-71=-54.

CROSSREFS

Cf. A056965, A061227.

Sequence in context: A059137 A096011 A176026 * A205874 A044120 A056808

Adjacent sequences:  A068393 A068394 A068395 * A068397 A068398 A068399

KEYWORD

sign,base,nice

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 08 2002

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Last modified February 15 19:15 EST 2012. Contains 205852 sequences.