1,1

p=A000040(n): a(n)= 5^p - 3^p - 2^p.

a(4)=75810 because the 4th prime number is 7, 5^7=78125, 3^7=2187, 2^7=128 and 78125-2187-128=75810.

Cf. 2^p: A034785. 3^p: A057901. 2^5: A057902.

Sequence in context: A130592 A002544 A093801 this_sequence A114860 A001502 A001503

Adjacent sequences: A135170 A135171 A135172 this_sequence A135174 A135175 A135176

nonn

Omar E. Pol (info(AT)polprimos.com), Nov 25 2007