A016804 a(n) = (4*n)^4.

0, 256, 4096, 20736, 65536, 160000, 331776, 614656, 1048576, 1679616, 2560000, 3748096, 5308416, 7311616, 9834496, 12960000, 16777216, 21381376, 26873856, 33362176, 40960000, 49787136, 59969536

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Comments

a(n) = A155955(n,4) for n > 3. - Reinhard Zumkeller, Jan 31 2009

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..600
• Index entries for linear recurrences with constant coefficients, signature (5,-10,10,-5,1).

Programs

Magma

[(4*n)^4: n in [0..40]]; // Vincenzo Librandi, Jul 29 2011

PARI

a(n)=n^4<<8 \\ Charles R Greathouse IV, Jul 29 2011