Number of tilings of 2 X n rectangle with polyominoes, each of which has area = # of adjacent polyominoes.

A044043

Number of tilings of 2 X n rectangle with polyominoes, each of which has area = # of adjacent polyominoes.

Terms

    a(0) =0a(1) =0a(2) =2a(3) =5a(4) =3a(5) =9a(6) =23a(7) =25a(8) =44a(9) =113a(10) =161a(11) =244a(12) =561a(13) =930a(14) =1405a(15) =2865a(16) =5137a(17) =8062a(18) =15082a(19) =27806a(20) =45582a(21) =81210a(22) =149637a(23) =254034a(24) =442904a(25) =806389a(26) =1400830a(27) =2428499a(28) =4362924a(29) =7674434

External references