RosettaCodeData/Task/Pascals-triangle/Excel/pascals-triangle-1.excel

PASCAL
=LAMBDA(n,
    BINCOEFF(n - 1)(
        SEQUENCE(1, n, 0, 1)
    )
)


BINCOEFF
=LAMBDA(n,
    LAMBDA(k,
        QUOTIENT(FACT(n), FACT(k) * FACT(n - k))
    )
)