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 A254223 Number of length 6 1..(n+2) arrays with no leading or trailing partial sum equal to a prime and no consecutive values equal 1
 0, 2, 6, 136, 192, 1472, 3720, 11182, 16698, 44652, 58174, 129560, 207946, 379126, 471170, 858104, 1025788, 1709908, 2349342, 3507974, 4085852, 6291688, 7972036, 11313026, 14262670, 19396782, 22025082, 31062140, 34653076, 45272262, 55014664 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row 6 of A254218 LINKS R. H. Hardin, Table of n, a(n) for n = 1..131 EXAMPLE Some solutions for n=4 ..4....1....4....1....6....6....6....6....6....1....1....4....4....6....6....4 ..5....3....6....5....2....4....3....4....2....5....3....6....2....2....3....2 ..1....6....5....6....6....6....5....6....4....4....4....4....6....6....1....3 ..6....2....1....4....4....5....4....4....2....2....2....6....4....1....4....6 ..2....6....2....2....6....3....2....2....4....6....5....5....6....3....6....5 ..6....4....6....4....4....6....4....4....6....4....1....1....4....6....4....4 CROSSREFS Sequence in context: A359961 A274695 A156515 * A206849 A368395 A090907 Adjacent sequences: A254220 A254221 A254222 * A254224 A254225 A254226 KEYWORD nonn AUTHOR R. H. Hardin, Jan 26 2015 STATUS approved

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Last modified June 13 17:32 EDT 2024. Contains 373391 sequences. (Running on oeis4.)