Total number of squares
= AEJO, EFKJ, FGLK, GHML, HINM, IBPN, JRQO, JKSR, KLTS, LMUT, MNVU, NPWV, QRYX, RSZY, STA%TUB'A', UVC'B', VWD'C', DETX, YZFTE', ZA'G'F, A'B'H'G', B'CTH', CU'Cr, AFSQ, EGTR, FHUS, GIVT, HBWU, OKZX, JLA% KMB'Z, LNC'A', MPD'B', QSFD, RTGTJ', SUH'F', TVI'G', UWCH', AGA% EHBT, FIC'Z, GBD'A', OLGD, JMH'E', KNI'F', LPCG', AHHT>, EIIB', FBCF.