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A060375
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(n+2)^(n+3) - n^(n+1).
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1
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8, 80, 1016, 15544, 278912, 5749176, 133937792, 3481019600, 99865782272, 3134941592320, 106893205379072, 3934237957322568, 155461102352433152, 6564470979327191336, 294992337083795013632, 14056516043712012100384
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| a(n) is divisible by 8. 2^(3+4k) divides a(4k) and a(4k+2). 8k divides a(4k-1). 4(4k+2) divides a(4k+1). - Alexander Adamchuk (alex(AT)kolmogorov.com), Nov 18 2006
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LINKS
| Harry J. Smith, Table of n, a(n) for n=0,...,100
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FORMULA
| a(n) = A007778(n+2) - A007778(n). - Alexander Adamchuk (alex(AT)kolmogorov.com), Nov 18 2006
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EXAMPLE
| a(1)=|0^1-2^3|=8, a(2)=|1^2-3^4|=80.
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MATHEMATICA
| Table[(-n^(n+1)+(n+2)^(n+3)), {n, 0, 18}] - Alexander Adamchuk (alex(AT)kolmogorov.com), Nov 18 2006
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PROG
| (PARI) { for (n=0, 100, write("b060375.txt", n, " ", (n + 2)^(n + 3) - n^(n + 1)); ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jul 04 2009]
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CROSSREFS
| Cf. A007778 = n^(n+1).
Sequence in context: A102592 A053175 A051580 * A097815 A002718 A057707
Adjacent sequences: A060372 A060373 A060374 * A060376 A060377 A060378
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KEYWORD
| nonn
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AUTHOR
| Jason Earls (zevi_35711(AT)yahoo.com), Apr 02 2001
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EXTENSIONS
| More terms from Larry Reeves (larryr(AT)acm.org), Apr 20 2001
Better description from Alexander Adamchuk (alex(AT)kolmogorov.com), Nov 18 2006
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