A058450 Squares composed of digits {0,6,7}, not ending with zero.

676, 67667076, 670066667776, 66007077776676, 676670006660660066767076066770670707776

Offset

1,1

Links

Table of n, a(n) for n=1..5.

Patrick De Geest, Index to related sequences

Hisanori Mishima, Sporadic tridigital solutions

Crossrefs

Cf. A058449.

Sequence in context: A203541 A014759 A058462 * A159893 A142755 A158386

Adjacent sequences: A058447 A058448 A058449 * A058451 A058452 A058453

Keyword

nonn,base,hard,more

Author

Patrick De Geest, Nov 15 2000

Extensions

One more term from Mishima's webpage added by Max Alekseyev, Jul 27 2009

Status

approved