A084339 7*n digit-reversed mod 7.

6, 5, 5, 4, 3, 3, 2, 1, 0, 0, 6, 5, 5, 4, 1, 1, 5, 2, 6, 6, 3, 0, 0, 4, 1, 1, 5, 1, 5, 5, 2, 6, 6, 3, 0, 0, 4, 1, 5, 5, 2, 5, 5, 2, 6, 6, 3, 0, 4, 4, 1, 5, 5, 2, 6, 6, 2, 6, 3, 3, 0, 4, 4, 1, 5, 5, 2, 6, 3, 3, 6, 3, 3, 0, 4, 4, 1, 5, 2, 2, 6, 3, 3, 0, 3, 3, 0, 4, 1, 1, 5, 2, 2, 6, 3, 3, 0, 4, 0, 0, 4, 1, 1, 5, 2

Offset

2,1

Comments

Unlike the cases 2, 4, 5 and 6 there is no clear pattern.

Links

Table of n, a(n) for n=2..106.

Mathematica

Table[Mod[IntegerReverse[7n], 7], {n, 2, 110}] (* Harvey P. Dale, Aug 29 2023 *)

Crossrefs

Cf. A084052, A084053, A084055, A084339, A084340, A084341.

Sequence in context: A359284 A157295 A011485 * A050815 A199791 A199600

Adjacent sequences: A084336 A084337 A084338 * A084340 A084341 A084342

Keyword

base,easy,nonn

Author

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 26 2003

Extensions

More terms from Ray Chandler, May 27 2003

Status

approved