OFFSET
1,1
COMMENTS
Configurations in which the hour and minute hands of an analog clock enclose a right angle occur 44 times each day. The first occurrence happens at 00:16:22. The period is 1963 + 7/11 seconds, i.e., 32 minutes 43.6363... seconds.
CROSSREFS
KEYWORD
nonn,base,fini,full,easy
AUTHOR
Hugo Pfoertner, Aug 13 2021
STATUS
approved