[1, 4] sjau tøgum skeiða ok einu ‘with seventy-one warships’: Lit. ‘with seventy of warships and one’: Skeið ‘warship’ is f., and hence we should have expected einni f. ‘one’ rather than the n. einu. It therefore appears that skipi (n. dat. sg.) ‘ship’ is implied here (see ÍF 26).