A116961 Numbers of the form 2^(2^k-1)-1, 2^(2^k-1), 2^(2^k)-1, 2^(2^k).

0, 1, 2, 3, 4, 7, 8, 15, 16, 127, 128, 255, 256, 32767, 32768, 65535, 65536, 2147483647, 2147483648, 4294967295, 4294967296, 9223372036854775807, 9223372036854775808, 18446744073709551615, 18446744073709551616

Offset: 1

Author

Henrik Lundquist (sploinker(AT)sploink.dk), Mar 30 2006

Keywords

• nonn

Comments

The values are important in binary computer arithmetic.

Crossrefs

Cf. A001146, A051179, A058891, A077585.

Extensions

Edited by Don Reble, Mar 31 2006