login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A251511 Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock summing to a prime 1
211680, 18567350, 1644478410, 148463964846, 13364799461286, 1208313756081050, 109013443872596196, 9858043579853849290, 890078709570970720374, 80492180151559856136298, 7270622635420927300366604 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A251515

LINKS

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

EXAMPLE

Some solutions for n=1

..1..2..1..0..1....0..1..0..0..0....1..1..1..2..2....1..1..3..0..1

..4..0..4..2..2....0..4..0..3..2....0..0..1..1..2....0..1..0..4..2

CROSSREFS

Sequence in context: A236086 A123103 A259756 * A252880 A158993 A231418

Adjacent sequences:  A251508 A251509 A251510 * A251512 A251513 A251514

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 03 2014

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 19 05:33 EDT 2020. Contains 337176 sequences. (Running on oeis4.)