A035503 Upper of pair of consecutive happy numbers.

32, 130, 193, 263, 302, 320, 368, 392, 566, 623, 638, 656, 913, 932, 1030, 1093, 1115, 1122, 1152, 1185, 1212, 1222, 1258, 1275, 1300, 1333, 1448, 1475, 1512, 1528, 1575, 1582, 1725, 1745, 1755, 1772, 1785, 1815, 1852, 1875, 1881, 1882, 1903, 1930, 2063

Offset

1,1

References

R. K. Guy, Unsolved Problems Number Theory, Sect. E34.

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A007770, A035502.

Sequence in context: A231045 A031447 A153074 * A059210 A060670 A044364

Adjacent sequences: A035500 A035501 A035502 * A035504 A035505 A035506

Keyword

nonn,easy,base

Author

N. J. A. Sloane.

Extensions

More terms from Sascha Kurz, Mar 24 2002

Status

approved