Number of minimal edge covers in the n-prism graph.

Terms

a(0) =1a(1) =5a(2) =25a(3) =49a(4) =141a(5) =389a(6) =1009a(7) =2761a(8) =7441a(9) =19925a(10) =53769a(11) =144721a(12) =389325a(13) =1048325a(14) =2821665a(15) =7594761a(16) =20444065a(17) =55029413a(18) =148124153a(19) =398713969a(20) =1073231821a(21) =2888859781a(22) =7776063377a(23) =20931130057a(24) =56341150641a(25) =151655712629a(26) =408217654249