A254544 Number of length 6 1..(n+2) arrays with no leading partial sum equal to a prime

6, 126, 421, 3001, 5604, 20393, 45472, 102595, 161277, 338402, 489034, 893944, 1412682, 2264545, 3019845, 4792281, 6143391, 9149646, 12553350, 17386054, 21421963, 30096986, 38927373, 51682575, 65462507, 84502439, 100115923

Offset

1,1

Comments

Row 6 of A254539

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..6....6....4....4....1....1....4....1....4....6....4....1....1....6....1....6
..2....2....6....4....5....5....6....3....5....3....6....5....5....4....5....3
..4....2....4....6....4....2....4....4....3....3....4....3....2....5....3....3
..4....4....4....1....6....6....6....2....2....6....1....5....6....1....6....3
..4....6....6....5....6....6....5....2....2....4....1....4....1....4....3....1
..2....6....3....6....6....4....5....3....2....3....2....4....6....6....4....4

Crossrefs

Sequence in context: A223112 A224089 A331837 * A268685 A109820 A228290

Adjacent sequences: A254541 A254542 A254543 * A254545 A254546 A254547

Keyword

nonn

Author

R. H. Hardin, Feb 01 2015

Status

approved