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A255717 Number of length 2 1..(n+2) arrays with no leading partial sum equal to a prime and no consecutive values equal 1
1, 2, 4, 8, 9, 17, 24, 32, 36, 48, 52, 68, 83, 100, 107, 129, 136, 161, 184, 208, 217, 248, 275, 308, 338, 372, 386, 426, 439, 479, 518, 561, 603, 650, 666, 714, 761, 812, 832, 889, 909, 967, 1022, 1082, 1105, 1173, 1234, 1303, 1367, 1434, 1460, 1535, 1601, 1677 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 2 of A255716

LINKS

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

EXAMPLE

All solutions for n=4

..4....6....6....1....4....1....4....6

..6....3....2....3....5....5....2....4

CROSSREFS

Cf. A255716

Sequence in context: A276773 A294441 A246347 * A177404 A046685 A248741

Adjacent sequences:  A255714 A255715 A255716 * A255718 A255719 A255720

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 03 2015

STATUS

approved

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Last modified April 24 22:26 EDT 2019. Contains 322446 sequences. (Running on oeis4.)